package cn.edu.guet.service.om;

import cn.edu.guet.bean.om.DGroup;

import java.util.List;

public interface DGroupService {
    List<DGroup> viewDGroup(Integer gid);
    DGroup findById(Integer gid);
    void update(DGroup dGroup);

    String getRole(String loginusername);

    Integer getGid(String loginusername);
}
